Roof box



FIG. 1 is a perspective view of a second embodiment of our new design for a roof box;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a perspective view of a third embodiment of our design for a roof box showing my new design;

FIG. 7 is a top view thereof;

FIG. 8 is a side view thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a perspective view of a fourth embodiment of our design for a roof box showing my new design;

FIG. 12 is a top view thereof;

FIG. 13 is a side view thereof;

FIG. 14 is a front view thereof; and,

FIG. 15 is a rear view thereof. 

The ornamental design for a roof box, as shown and described. 